Finding the Third Proportional to 216,952 and 471,222

Step by Step Solution

1. Step 1: Write the proportion equation
   216,952 : 471,222 = 471,222 : x
2. Step 2: Convert to fraction form
   216,952/471,222 = 471,222/x
3. Step 3: Cross multiply
   216,952x = 471,222 × 471,222
4. Step 4: Simplify right side
   216,952x = 222,050,173,284
5. Step 5: Solve for x
   x = 222,050,173,284/216,952
6. Step 6: Final answer
   x = 1,023,499.08